Ameri Siahuei, M. R., Ataei, M., Rafiee, R., & Sereshki, F. (2021). Assessment and Management of Safety Risks through Hierarchical Analysis in Fuzzy Sets Type 1 and Type 2: A Case Study (Faryab Chromite Underground Mines). Rudarsko-geološko-Naftni Zbornik, 36(3). https://doi.org/10.17794/rgn.2021.3.1